From 7cf893fe81469f7c546ecf9e25dbad63e9d287fc Mon Sep 17 00:00:00 2001
From: tamasmeszaros <meszaros.q@gmail.com>
Date: Tue, 26 Apr 2022 15:26:29 +0200
Subject: [PATCH] Fix memory corruption in svg parsing

---
 src/libslic3r/Format/SL1_SVG.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/libslic3r/Format/SL1_SVG.cpp b/src/libslic3r/Format/SL1_SVG.cpp
index 46e5f2acb4..f8b93a8bac 100644
--- a/src/libslic3r/Format/SL1_SVG.cpp
+++ b/src/libslic3r/Format/SL1_SVG.cpp
@@ -278,8 +278,9 @@ ConfigSubstitutions SL1_SVGReader::read(std::vector<ExPolygons> &slices,
 
         // Don't want to use dirty casts for the buffer to be usable in
         // the NanoSVGParser until performance is not a bottleneck here.
-        auto svgtxt = reserve_vector<char>(entry.buf.size());
+        auto svgtxt = reserve_vector<char>(entry.buf.size() + 1);
         std::copy(entry.buf.begin(), entry.buf.end(), std::back_inserter(svgtxt));
+        svgtxt.emplace_back('\0');
         NanoSVGParser svgp(svgtxt.data());
 
         Polygons polys;